Thousands celebrate the completion of a four-month offensive in western Mosul
Italy arrests mafia and charity workers for profiting off migration
The stressed country is struggling to keep up with the crisis
German foreign minister calls plan for migrant camps in Libya inhumane
An Italian prosecutor says rescue ships are making the problem worse
Political instability fuels human trafficking and illegal immigration
Nearly 13,000 people have arrived so far in 2017
More than 250 migrants have died on the Mediterranean Sea this year
